SeaShell 0 Posted February 11, 2013 What is the purpose of re routing your intestine during the surgery that will help weight loss? Less fat absorbtion???? Share this post Link to post Share on other sites
thynnlynn 19 Posted February 11, 2013 They remove a section that absorbs calories and nutrients to get you started. The malabsorption lasts up to two years but you will require supplemental Vitamins and minerals for life. Share this post Link to post Share on other sites